
LUCKY STAR TECHNOLOGY CO., LTD.

5I-TX1C

Device Type       Mainboard
Processor         CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium/Pentium
                  MMX
Processor Speed   75/90/100/120/133/150/166/180/200/233MHz
Chip Set          Intel 430TX
Maximum Onboard   128MB (EDO & SDRAM supported)
Memory
Cache             256/512KB
BIOS              Unidentified
Dimensions        254mm x 218mm
I/O Options       32-bit PCI slots (4), floppy drive interface, IDE
                  interfaces (2), parallel port, PS/2 mouse interface,
                  serial ports (2), IR connector, USB connector, ATX power
                  connector

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  ATX power connector        ATX       Serial port                CN6

  IDE interface 1            CN1       USB connector              CN7

  IDE interface 2            CN2       PS/2 mouse interface       CN8

  Floppy drive interface     CN3       IR connector               CN9

  Parallel port              CN4       Front panel connector      JP11

  Serial port                CN5       32-bit PCI slots         PC1  PC4

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP10          Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP10          Pins 2 & 3
                                                              closed

      Flash BIOS voltage select 12v           JP12          Pins 2 & 3
                                                              closed

      Flash BIOS voltage select 5v            JP12          Pins 1 & 2
                                                              closed

      WIN95 software power down enabled       JP17            Closed

      WIN95 software power down               JP17             Open
      disabled

      Power supply type select AT             JP18             Open

      Power supply type select ATX            JP18            Closed

             SIMM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 36      None

     16MB        (2) 2M x 36      None

     16MB        (2) 1M x 36   (2) 1M x 36

     24MB        (2) 2M x 36   (2) 1M x 36

     32MB        (2) 4M x 36      None

     32MB        (2) 2M x 36   (2) 2M x 36

     40MB        (2) 4M x 36   (2) 1M x 36

     48MB        (2) 4M x 36   (2) 2M x 36

     64MB        (2) 8M x 36      None

     64MB        (2) 4M x 36   (2) 4M x 36

     72MB        (2) 8M x 36   (2) 1M x 36

     80MB        (2) 8M x 36   (2) 2M x 36

     96MB        (2) 8M x 36   (2) 4M x 36

     128MB       (2) 8M x 36   (2) 8M x 36

             DIMM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (1) 1M x 64      None

     16MB        (1) 2M x 64      None

     16MB        (1) 1M x 64   (1) 1M x 64

     24MB        (1) 2M x 64   (1) 1M x 64

     32MB        (1) 4M x 64      None

         DIMM CONFIGURATION (CONT)

     Size          Bank 0        Bank 1

     32MB        (1) 2M x 64   (1) 2M x 64

     40MB        (1) 4M x 64   (1) 1M x 64

     48MB        (1) 4M x 64   (1) 2M x 64

     64MB        (1) 8M x 64      None

     64MB        (1) 4M x 64   (1) 4M x 64

     72MB        (1) 8M x 64   (1) 1M x 64

     80MB        (1) 8M x 64   (1) 2M x 64

     96MB        (1) 8M x 64   (1) 4M x 64

     128MB       (1) 8M x 64   (1) 8M x 64

               DIMM VOLTAGE CONFIGURATION

          Voltage                       JP1

            3.3v             Pins 3 & 5, 4 & 6 closed

             5v              Pins 1 & 3, 2 & 4 closed

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                       CPU SPEED SELECTION (CX 6X86)

    CPU      Clock     Multiplier      JP2       JP3       JP4       JP5
  speed      speed

  120MHz     50MHz         2x        Closed    Closed     Closed    1 & 2

  150MHz     60MHz         2x         Open      Open      Closed    1 & 2

  166MHz     66MHz         2x         Open      Open       Open     1 & 2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86L)

    CPU       Clock     Multiplier      JP2      JP3       JP4      JP5
   speed      speed

  150MHz      60MHz         2x         Open     Open     Closed    1 & 2

  166MHz      66MHz         2x         Open     Open      Open     1 & 2

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (CX 6X86MX)

    CPU       Clock     Multiplier      JP2      JP3       JP4       JP5
   speed      speed

  166MHz      60MHz        2.5x        Open     Open     Closed     1 & 2

  166MHz      66MHz         2x         Open     Open      Open       1 &
                                                                     2, 3
                                                                     & 4

  200MHz      66MHz        2.5x        Open     Open      Open       1 &
                                                                     2, 3
                                                                     & 4

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K5)

    CPU      Clock    Multiplier      JP2       JP3        JP4      JP5
  speed      speed

  75MHz      50MHz       1.5x        Closed    Closed    Closed     Open

  90MHz      60MHz       1.5x         Open      Open     Closed     Open

  100MHz     66MHz       1.5x         Open      Open      Open      Open

  120MHz     60MHz       1.5x         Open      Open     Closed     Open

  133MHz     66MHz       1.5x         Open      Open      Open      Open

  166MHz     66MHz       2.5x         Open      Open      Open     1 & 2,
                                                                   3 & 4

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (AM K6)

    CPU       Clock      Multiplier     JP2      JP3      JP4       JP5
   speed      speed

  166MHz      66MHz         2.5x        Open     Open     Open     1 & 2,
                                                                   3 & 4

  200MHz      66MHz          3x         Open     Open     Open     3 & 4

  233MHz      66MHz         3.5x        Open     Open     Open     Open

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

    CPU      Clock    Multiplier      JP2       JP3        JP4      JP5
  speed      speed

  75MHz      50MHz       1.5x        Closed    Closed    Closed     Open

  90MHz      60MHz       1.5x         Open      Open     Closed     Open

  100MHz     66MHz       1.5x         Open      Open      Open      Open

  120MHz     60MHz        2x          Open      Open     Closed    1 & 2

  133MHz     66MHz        2x          Open      Open      Open     1 & 2

  150MHz     60MHz       2.5x         Open      Open     Closed    1 & 2,
                                                                   3 & 4

  166MHz     66MHz       2.5x         Open      Open      Open     1 & 2,
                                                                   3 & 4

  180MHz     60MHz        3x          Open      Open     Closed    3 & 4

  200MHz     66MHz        3x          Open      Open      Open     3 & 4

  Note: Pins designated should be in the closed position.

                      CPU SPEED SELECTION (INTEL MMX)

    CPU       Clock      Multiplier     JP2      JP3      JP4       JP5
   speed      speed

  166MHz      66MHz         2.5x        Open     Open     Open     1 & 2,
                                                                   3 & 4

  200MHz      66MHz          3x         Open     Open     Open     3 & 4

  233MHz      66MHz         3.5x        Open     Open     Open     Open

  Note: Pins designated should be in the closed position.

                            CPU TYPE SELECTION

           Type                     JP7                     JP8

      Single voltage              Closed                    Open

       Dual voltage                Open               Pins 1 & 2, 3 & 4
                                                           closed

                           CPU VOLTAGE SELECTION

               Voltage                                JP9

                2.0v                                 Open

                2.1v                           Pins 1 & 2 closed

                2.5v                       Pins 1 & 2, 5 & 6 closed

                2.8v                           Pins 7 & 8 closed

                2.9v                       Pins 1 & 2, 7 & 8 closed

                3.0v                       Pins 3 & 4, 7 & 8 closed

                3.1v                    Pins 1 & 2, 3 & 4, 7 & 8 closed

                3.2v                       Pins 5 & 6, 7 & 8 closed

                3.3v                    Pins 1 & 2, 5 & 6, 7 & 8 closed

                3.5v                    Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8
                                                    closed

